Casters

6" Hard Rubber - Great for rolling on hard surfaces, (2 swivel, 2 fixed. 2 with brakes)  

8" Flat Free - Great for rolling on grassy or gravel surfaces (2 swivel, 2 fixed. None with brakes)

10" Flat Free - Great for rolling on Grassy or gravel surfaces (2 swivel, 2 fixed. None with Brakes)  NOT recommended for standard size smokers - Great for Qube'd, Plus or Hog size smokers!